The Twin Cities metro area provides many amenities, but they often come at the cost of peace and quiet. Pockets of serenity do exist, but they're few and far between. A heat map that demonstrated the relative ambient and peak noise levels depending on: proximity to road, vehicle speed, vehicle density, flight paths, proximity to train tracks, all according to time-of-day and day-of-week would help people more easily escape the commotion of life in the big city.